Jorge Pain Phones & Addresses
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444 Washington Blvd, Jersey City, NJ 07310 (201) 222-0516
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444 Washington Blvd APT 4516, Jersey City, NJ 07310 (201) 222-0572
Publications
Us Patents
Lubricating Oil Compositions
View pageUS Patent:
20040077506, Apr 22, 2004
Filed:
Oct 22, 2002
Appl. No.:
10/277295
Inventors:
Stephen Arrowsmith - Didcot, GB
Nancy Diggs - Westfield NJ, US
Andrew Ritchie - Chatham NJ, US
Jorge Pain - Jersey City NJ, US
Nancy Diggs - Westfield NJ, US
Andrew Ritchie - Chatham NJ, US
Jorge Pain - Jersey City NJ, US
International Classification:
C10M141/12
US Classification:
508/185000, 508/368000, 508/378000
Abstract:
A lubricating oil composition having a total base number of at least about 8, comprising a major amount of oil of lubricating viscosity; an amount of one or more dihydrocarbyl dithiophosphate metal salt introducing into the lubricating oil composition no more than 0.06 wt. % of phosphorus; at least 1.2 wt. % of hindered phenol antioxidant; and boron, and/or a boron-containing compound or compounds in an amount providing the lubricating oil composition with at least 200 ppm by weight of boron, all weight percentages being based on the total weight of the lubricating oil composition.